.nav{
    font-size: 15px;
}
.navbar-brand img{
    display: inline;
    margin: -6px;
    vertical-align:middle;
    max-height:22px;
}
.cy{
    margin-top: 10px;
}
.btn{
    font-weight:500;
    border-radius:2px;
    padding: 6px 8px;

}
.btn-primary{
    font-size: 12px;
    float: right;
}
.btn-primary:hover{
     background: #dccdcc;
 }
.btn-success{
    background-color: green;
    font-size: 10px;
    color:#fff;
    float: right;
}
.btn-success:hover{
    background: #009900;
}
.container{
    padding-right: 20px;
    padding-left: 20px;
    margin-right: auto;
    margin-left: auto;
}
.h{
    background-image: url("https://www.codester.com/static/img/backgrounds/search-bg.jpg");
    font-size: 28px;
    color: white;
    text-shadow: 1px 1px 4px #3b3b3b;
}
.span2{
    background-color: rgba(194, 194, 194, 0.51);
    opacity: 0.6;
    padding-right:0;
}
.a{
    background-color: #36cf6b;
    width: 165px;
    height: 45px;
    color: #dddddd"
}
.a:hover {
    background-color: #00ca00;
}
.b{
    background-color: transparent;
    width: 165px;
    height: 45px;
    color: #dddddd;
}
.b:hover {
    color: dodgerblue ;
    border: 1px solid dodgerblue;
}
.c{
    background-color: transparent;
    width: 165px; height: 45px;
    color: #dddddd;
}
.c:hover {
    color: dodgerblue ;
    border: 1px solid dodgerblue;
}

.e{
    width: 400px;
    height: 135px;
}
.ab{
    margin-left: 5px;
    margin-top: 10px;
}
.f{
    width: 60px;
    height: 60px;
}
.bc{
    margin-top: 25px;
    margin-left: 5px;
}
.j{
    margin-top: 80px;
    margin-left: 5px;
}
.cd{
    width: 30px;
    height: 30px;
    float: left;
}
.ed{
    margin-left: 5px;
}
.ad{
    margin-left: 5px;
    margin-top: 40px;
}
.hd{
    width: 20px;
    height: 15px;
}
.yd{
    margin-left: 5px;
    margin-top: 33px;
}
.az{
    margin-top: 33px;
    margin-left:70px;
}
.zd{
    width: 30px;
    height: 30px;
    float: left;
}